serum hepatitis

例句：

1. 1.He was diagnosed with serum hepatitis and required immediate treatment.
   他被诊断为血清肝炎，需要立即治疗。
2. 2. The patient's blood tests showed elevated levels of antibodies to the virus, which could indicate serum hepatitis.
   患者的血液测试显示对病毒的抗体水平升高，这可能表明血清肝炎。
3. 3. Serum hepatitis is a serious condition that requires close monitoring and treatment.
   血清肝炎是一种严重的状况，需要密切监测和治疗。